Cooler



FIG. 1 is a top and front isometric view of a new design for a cooler;

FIG. 2 is a bottom and rear isometric view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a left side elevational view thereof;

FIG. 7 is a top plan view thereof; and,

FIG. 8 is a bottom plan view thereof.

The broken lines and the areas within them shown in the drawings depict portions of the cooler that form no part of the claimed design.

The dot-dash broken lines in FIG. 6 depict the boundaries of the claim that form no part thereof. 

CLAIM The ornamental design for a cooler, as shown and described. 